Cornugon

One of the highest ranking levels of Baatezu in all Baator, Cornugons are those who have ascended through the ranks of their fellows by way of countless generations of betrayel, self-sacrifice, deception, and all manner of vices. Covered with tiny horns, wearing a huge pair of wings, and heavily-musculed, they look like stupid creatures and often play on that to their advantage - they are, in fact, deeply intelligent creatures, and there's no telling how deep their schemes might run